Port St Johns weather live forecast

Today's maximum temperature in Port St Johns is expected to be 25°C. Select a day from the live weather forecast for Port St Johns, South Africa for more weather parameters.

5-day weather forecast updated at 04:02 on Thursday 21st May 2026 GMT

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The 5-day weather forecast for South Africa (Port St Johns) is provided by the Swiss meteorological agency, meteoblue. Find out more about our data sources.

Port St Johns weather forecast by day

Below are the detailed weather forecasts for Port St Johns for the next 5 days.

Port St Johns weather for Thursday 21st May 2026

Expect scattered clouds in Port St Johns, South Africa with a maximum temperature of 25°C, maximum UV of 3 (Moderate) and 9 hours of bright sunshine. There are 0 mm of rainfall expected and a light breeze of 9 kph from the east.

  • 25°C maximum temperature25
    °C maximum temperature
  • 16°C minimum temperature16
    °C minimum temperature
  • Scattered clouds
    scattered clouds
  • 9 hours of bright sunshine9
    hours of sunshine
  • UV (maximum) index 3 (Moderate)UV3
    UV index (Moderate)
  • 0 mm of rainfall expected0
    mm of rainfall expected
  • No heat & humidity0
    no heat & humidity
  • Light breeze of 9 kph from the East9
    kph wind from E

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Port St Johns weather for Friday 22nd May 2026

Expect scattered clouds in Port St Johns, South Africa with a maximum temperature of 25°C, maximum UV of 3 (Moderate) and 6 hours of bright sunshine. There are 0 mm of rainfall expected and little or no wind of 6 kph from the north-west.

  • 25°C maximum temperature25
    °C maximum temperature
  • 17°C minimum temperature17
    °C minimum temperature
  • Scattered clouds
    scattered clouds
  • 6 hours of bright sunshine6
    hours of sunshine
  • UV (maximum) index 3 (Moderate)UV3
    UV index (Moderate)
  • 0 mm of rainfall expected0
    mm of rainfall expected
  • No heat & humidity0
    no heat & humidity
  • Little or no wind of 6 kph from the North-West6
    kph wind from NW

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Port St Johns weather for Saturday 23rd May 2026

Expect isolated thunderstorms in Port St Johns, South Africa with a maximum temperature of 22°C, maximum UV of 3 (Moderate) and 5 hours of bright sunshine. There are 0-2 mm of rainfall expected with 39% chance of some rain and a light breeze of 7 kph from the west.

  • 22°C maximum temperature22
    °C maximum temperature
  • 18°C minimum temperature18
    °C minimum temperature
  • Isolated thunderstorms
    isolated thunderstorms
  • 5 hours of bright sunshine5
    hours of sunshine
  • UV (maximum) index 3 (Moderate)UV3
    UV index (Moderate)
  • 39% chance of some rain39
    % chance of some rain
  • 0-2 mm of rainfall expected<2
    mm of rainfall expected
  • 22°C wind chill22
    °C wind chill
  • Light breeze of 7 kph from the West7
    kph wind from W

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Port St Johns weather for Sunday 24th May 2026

Expect scattered clouds in Port St Johns, South Africa with a maximum temperature of 22°C, maximum UV of 4 (Moderate) and 9 hours of bright sunshine. There are 0 mm of rainfall expected and a light breeze of 7 kph from the north-west.

  • 22°C maximum temperature22
    °C maximum temperature
  • 17°C minimum temperature17
    °C minimum temperature
  • Scattered clouds
    scattered clouds
  • 9 hours of bright sunshine9
    hours of sunshine
  • UV (maximum) index 4 (Moderate)UV4
    UV index (Moderate)
  • 0 mm of rainfall expected0
    mm of rainfall expected
  • No heat & humidity0
    no heat & humidity
  • Light breeze of 7 kph from the North-West7
    kph wind from NW

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Port St Johns weather for Monday 25th May 2026

Expect scattered clouds in Port St Johns, South Africa with a maximum temperature of 25°C, maximum UV of 4 (Moderate) and 9 hours of bright sunshine. There are 0 mm of rainfall expected and a light breeze of 8 kph from the north-west.

  • 25°C maximum temperature25
    °C maximum temperature
  • 16°C minimum temperature16
    °C minimum temperature
  • Scattered clouds
    scattered clouds
  • 9 hours of bright sunshine9
    hours of sunshine
  • UV (maximum) index 4 (Moderate)UV4
    UV index (Moderate)
  • 0 mm of rainfall expected0
    mm of rainfall expected
  • 25°C wind chill25
    °C wind chill
  • Light breeze of 8 kph from the North-West8
    kph wind from NW

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